Home / 29,866.83-41,218.99-16,440.81

Finding the Fourth Proportional to 29,866.83, 41,218.99 and 16,440.81

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Solution

The fourth proportional to 29,866.83, 41,218.99 and 16,440.81 is: 22,689.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,866.83 : 41,218.99 = 16,440.81 : x
  2. Step 2: Convert to fraction form
    29,866.83/41,218.99 = 16,440.81/x
  3. Step 3: Cross multiply
    29,866.83x = 41,218.99 × 16,440.81
  4. Step 4: Simplify right side
    29,866.83x = 677,673,582.98
  5. Step 5: Solve for x
    x = 677,673,582.98/29,866.83
  6. Step 6: Final answer
    x = 22,689.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.